Home / 2,813.26-4,215.77-1,583.07

Finding the Fourth Proportional to 2,813.26, 4,215.77 and 1,583.07

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Solution

The fourth proportional to 2,813.26, 4,215.77 and 1,583.07 is: 2,372.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,813.26 : 4,215.77 = 1,583.07 : x
  2. Step 2: Convert to fraction form
    2,813.26/4,215.77 = 1,583.07/x
  3. Step 3: Cross multiply
    2,813.26x = 4,215.77 × 1,583.07
  4. Step 4: Simplify right side
    2,813.26x = 6,673,862.97
  5. Step 5: Solve for x
    x = 6,673,862.97/2,813.26
  6. Step 6: Final answer
    x = 2,372.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.